Q. No.Which one of the following is the correct matching of the events occurring during the menstrual cycle?
Column I
Column II
1.
Ovulation
LH and FSH attain peak levels and sharp fall in the secretion of progesterone
2.
Proliferative phase
Rapid regeneration of myometrium and maturation of Graafian follicle
3.
Development of corpus luteum
Secretory phase and increased secretion of progesterone
4.
Menstruation
Breakdown of myometrium and ovum not fertilized
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
In humans, at the end of the first meiotic division, the male germ cells differentiate into
1. primary spermatocytes
2. secondary spermatocytes
3. spermatids
4. spermatogonia
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Which extra embryonic membrane in humans prevents desiccation of the embryo inside the uterus?
1. Chorion
2. Allantois
3. Yolk sac
4. Amnion
Which one of the following statement is incorrect about menstruation?
| 1. | During normal menstruation, about 40 mL of blood is lost |
| 2. | The menstrual fluid can easily clot |
| 3. | At menopause in the female, there is, an especially, abrupt increase in gonadotropic hormones |
| 4. | The beginning of the cycle of menstruation is called menarche |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Which part of the ovary in mammals acts as an endocrine gland after ovulation?
| 1. | Graafian follicle | 2. | Stroma |
| 3. | Germinal epithelium | 4. | Vitelline membrane |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
In the human female, menstruation can be deferred by the administration of:
1. LH only
2. Combination of FSH and LH
3. Combination of estrogen and progesterone
4. FSH only
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Withdrawal of which of the following hormones is the immediate cause of menstruation?
| 1. | Estrogen | 2. | FSH |
| 3. | FSH-RH | 4. | Progesterone |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
An oocyte is released from the ovary under the influence of LH :
| 1. | after completing meiosis and before the polar bodies are released |
| 2. | after completing meiosis I and before the release of the polar body |
| 3. | after completing meiosis |
| 4. | after completing meiosis I and after the release of the polar body |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Both corpus luteum and macula lutea are :
1. found in human ovaries
2. a source of hormones
3. characterized by a yellow colour
4. contributory in maintaining pregnancy
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
What structure gets implanted on the wall of the uterus during embryonic development?
| 1. | .svg) |
2. | .svg) |
| 3. | .svg) |
4. | .svg) |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
© 2024 GoodEd Technologies Pvt. Ltd.